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Decolorization
==============
.. highlight :: cpp
decolor
-------
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Transforms a color image to a grayscale image. It is a basic tool in digital printing, stylized black-and-white photograph rendering, and in many single channel image processing applications [CL12]_ .
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.. ocv:function :: void decolor( InputArray src, OutputArray grayscale, OutputArray color_boost )
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:param src: Input 8-bit 3-channel image.
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:param grayscale: Output 8-bit 1-channel image.
:param color_boost: Output 8-bit 3-channel image.
This function is to be applied on color images.
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.. [CL12] Cewu Lu, Li Xu, Jiaya Jia, "Contrast Preserving Decolorization", IEEE International Conference on Computational Photography (ICCP), 2012.
